1509927-93-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1509927-93-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,0,9,9,2 and 7 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1509927-93:
(9*1)+(8*5)+(7*0)+(6*9)+(5*9)+(4*2)+(3*7)+(2*9)+(1*3)=198
198 % 10 = 8
So 1509927-93-8 is a valid CAS Registry Number.
1509927-93-8Relevant articles and documents
Flexible routes to thiophenes
Jullien, Helene,Quiclet-Sire, Beatrice,Tetart, Thomas,Zard, Samir Z.
supporting information, p. 302 - 305 (2014/01/23)
Three convergent routes to thiophenes are described, hinging on the radical addition of α-xanthyl ketones to ethyl vinyl sulfide or to vinyl pivalate. The latter route ultimately proved to be the most versatile and efficient (61-94%).
